1113491226 has 16 divisors (see below), whose sum is σ = 2323808064. Its totient is φ = 355026144.

The previous prime is 1113491213. The next prime is 1113491233. The reversal of 1113491226 is 6221943111.

It is a junction number, because it is equal to n+sod(n) for n = 1113491193 and 1113491202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4034251 + ... + 4034526.

It is an arithmetic number, because the mean of its divisors is an integer number (145238004).

Almost surely, 2^1113491226 is an apocalyptic number.

1113491226 is an abundant number, since it is smaller than the sum of its proper divisors (1210316838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1113491226 is a wasteful number, since it uses less digits than its factorization.

1113491226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8068805.

The product of its digits is 2592, while the sum is 30.

The square root of 1113491226 is about 33369.0159579212. The cubic root of 1113491226 is about 1036.4831982447.

It can be divided in two parts, 111349 and 1226, that added together give a triangular number (112575 = T₄₇₄).

The spelling of 1113491226 in words is "one billion, one hundred thirteen million, four hundred ninety-one thousand, two hundred twenty-six".